Add `CIPAddress`, protocol for `CIPv4Address`(a.k.a. `in_addr`) and `CIPv6Address`(a.k.a `in6_addr`).
Add `CIPAddress`, protocol for `CIPv4Address`(a.k.a. `in_addr`) and `CIPv6Address`(a.k.a `in6_addr`).

YOCKOW/SwiftCGIResponder